Yeah, imagine that moment you see it (often they don't though) and that feeling of dread, panic, fear and so on...then that moment the jaws close around your leg, side, arm, head...the pressure, reending and tearing flesh...pain, blood, shock...doesn't seem like a peaceful death to me.
Still, the chap chose to be there in waters well known to be white pointer infested.
Enjoy your weekend of no plans.